next up, the big announce. that will change how you use facebook. >> facebook founder mark zuckerberg teased something new coming to facebook. that announced their latest app. skype, that's right, skype on facebook. here's zuckerberg at today's unveiling. >> with traditional skype, most people have to have down loaded skype beforehand. we think this is awesome, because we're using the best technology out there for doing video chat with the best social infrastructure out there in order to create some really cool new scenarios. turns out that dude i walked by will actually get to video chat with his grandson, so that's cool. >> katie, you know, i can skype, i've got a facebook. if i can do it, it doesn't seem so awesome. what does he think is so awesome about it. >> a lot of people hitting the like button on this one. 750 million facebook users are now able to have video chat capabilities. it's super simple. you can now have that one-on-one video chat experience. i'm not overly surprised on this news. rumors very